A case study is an in-depth, detailed examination of a specific person, group, or event in its natural environment. Case studies allow researchers to understand behavior or identify patterns. In ...
A total of 1,007 cases and 1,007 controls were included. The most frequent cancers were BC (n = 311), CCR (n = 147), prostate (n = 132), and lung cancers (n = 89). It was independently associated with ...